2. jess thinks that people who sleep more than 6 hours the night before will
score much higher on a spelling test. she divides a group of 100 volunteers
into two groups. one group sleeps for a minimum of 6 hours the night before
the spelling test. the other group sleeps less than 6 hours. she gives the
same spelling test to all 100 volunteers. then, she grades them and
categorizes her results.
a. independent variable:
b. dependent variable:
c. experimental group:
d. control group:

the correct answer is - d. china has a large and growing population.

the fact that china has a large (the biggest) population, and it is still growing, doesn't hinder the agriculture production in the country. in fact, it can for increased production in the agriculture, since there's more labor force, as well the sheer mass of people produces lots of scientists that come up with new inventions as to how to improve this sector. nice example is the inner mongolia region in china, in general dominated by the gobi desert, but few scientist came up with a nice idea as to how to make the region productive by using plants that are very resistant to droughts, so lots of people have been employed, and the region is becoming greener and greener each year, and the production of food in this region is also increasing.

they dont have any evidence

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

hope it ,

bioteacher101